diff --git a/extras/deprecated/dpdk-ipsec/cli.c b/extras/deprecated/dpdk-ipsec/cli.c
index 8fdda02..2c86475 100644
--- a/extras/deprecated/dpdk-ipsec/cli.c
+++ b/extras/deprecated/dpdk-ipsec/cli.c
@@ -141,11 +141,9 @@
  *
  * @cliexpar
  * Example of how to clear the DPDK Crypto device statistics:
- * @cliexsart{clear dpdk crypto devices statistics}
+ * @cliexstart{clear dpdk crypto devices statistics}
  * vpp# clear dpdk crypto devices statistics
  * @cliexend
- * Example of clearing the DPDK Crypto device statistic data:
- * @cliexend
 ?*/
 /* *INDENT-OFF* */
 VLIB_CLI_COMMAND (clear_dpdk_crypto_stats, static) = {
@@ -176,12 +174,13 @@
  *
  * @cliexpar
  * Example of how to display the DPDK Crypto device information:
- * @cliexsart{show dpdk crypto devices}
+ * @cliexstart{show dpdk crypto devices}
  * vpp# show dpdk crypto devices
  *  aesni_mb0		  crypto_aesni_mb     up
  *  numa_node 0, max_queues 4
  *  SYMMETRIC_CRYPTO, SYM_OPERATION_CHAINING, CPU_AVX2, CPU_AESNI
- *  Cipher: aes-cbc-128, aes-cbc-192, aes-cbc-256, aes-ctr-128, aes-ctr-192, aes-ctr-256, aes-gcm-128, aes-gcm-192, aes-gcm-256
+ *  Cipher: aes-cbc-128, aes-cbc-192, aes-cbc-256, aes-ctr-128, aes-ctr-192,
+ *          aes-ctr-256, aes-gcm-128, aes-gcm-192, aes-gcm-256
  *  Auth: md5-96, sha1-96, sha-256-128, sha-384-192, sha-512-256
  *  enqueue 2	      dequeue 2 	 enqueue_err 0		dequeue_err 0
  *  free_resources 3 :
diff --git a/extras/deprecated/vom/vom/cmd.hpp b/extras/deprecated/vom/vom/cmd.hpp
index b95de41..e84c496 100644
--- a/extras/deprecated/vom/vom/cmd.hpp
+++ b/extras/deprecated/vom/vom/cmd.hpp
@@ -53,7 +53,7 @@
 
   /**
    * Invoked on a Command when the HW queue is disabled to indicate
-   * that the commnad can be considered successful
+   * that the command can be considered successful
    */
   virtual void succeeded() = 0;
 
diff --git a/extras/deprecated/vom/vom/ra_config.hpp b/extras/deprecated/vom/vom/ra_config.hpp
index f5b782a..421d218 100644
--- a/extras/deprecated/vom/vom/ra_config.hpp
+++ b/extras/deprecated/vom/vom/ra_config.hpp
@@ -85,7 +85,7 @@
 
   /**
    * Use the source address of the router-solicitation message if
-   * availiable.
+   * available.
    */
   uint8_t m_send_unicast;
 
diff --git a/extras/deprecated/vom/vom/ra_prefix.hpp b/extras/deprecated/vom/vom/ra_prefix.hpp
index 0be40c4..12c32c8 100644
--- a/extras/deprecated/vom/vom/ra_prefix.hpp
+++ b/extras/deprecated/vom/vom/ra_prefix.hpp
@@ -111,7 +111,7 @@
   uint32_t m_val_lifetime;
 
   /**
-   * '<pref-lifetime>' is the prefered-lifetime and is the length of
+   * '<pref-lifetime>' is the preferred-lifetime and is the length of
    * time in seconds during what addresses generated from the prefix
    * remain preferred.
    *